<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Servlet上下文属性监听</title>
</head>
<body>
<%
    application.setAttribute("message", "沐言科技：www.yootk.com");
    application.removeAttribute("message");
%>
</body>
</html>
